Originally Posted by VicBC_Biker

I'm running 44mm RH Snoqualmie Pass tires in 17 mm internal rims with no problems.

Good advice.
With rim brakes, getting the tire past the pads can be a squeeze even if the brake has a release lever. I found that when I moved from 23mm to 28mm tires on the road bike.
My bike with the 44mm tires has disc brakes, so not an issue there.